English
Related papers

Related papers: Dense Point-to-Mask Optimization with Reinforced P…

200 papers

Correctness of instance segmentation constitutes counting the number of objects, correctly localizing all predictions and classifying each localized prediction. Average Precision is the de-facto metric used to measure all these constituents…

Computer Vision and Pattern Recognition · Computer Science 2023-03-21 Rohit Jena , Lukas Zhornyak , Nehal Doiphode , Pratik Chaudhari , Vivek Buch , James Gee , Jianbo Shi

Instance segmentation is an advanced form of image segmentation which, beyond traditional segmentation, requires identifying individual instances of repeating objects in a scene. Mask R-CNN is the most common architecture for instance…

Computer Vision and Pattern Recognition · Computer Science 2024-08-01 Jawad Haidar , Marc Mouawad , Imad Elhajj , Daniel Asmar

Image segmentation methods are usually trained with pixel-level annotations, which require significant human effort to collect. The most common solution to address this constraint is to implement weakly-supervised pipelines trained with…

Computer Vision and Pattern Recognition · Computer Science 2020-08-26 Miriam Bellver , Amaia Salvador , Jordi Torres , Xavier Giro-i-Nieto

The realm of Weakly Supervised Instance Segmentation (WSIS) under box supervision has garnered substantial attention, showcasing remarkable advancements in recent years. However, the limitations of box supervision become apparent in its…

Computer Vision and Pattern Recognition · Computer Science 2024-03-05 Xinyi Yu , Ling Yan , Pengtao Jiang , Hao Chen , Bo Li , Lin Yuanbo Wu , Linlin Ou

In this paper, we tackle the problem of Crowd Counting, and present a crowd density estimation based approach for obtaining the crowd count. Most of the existing crowd counting approaches rely on local features for estimating the crowd…

Computer Vision and Pattern Recognition · Computer Science 2019-04-08 Viresh Ranjan , Mubarak Shah , Minh Hoai Nguyen

In this work, we present a novel and effective framework to facilitate object detection with the instance-level segmentation information that is only supervised by bounding box annotation. Starting from the joint object detection and…

Computer Vision and Pattern Recognition · Computer Science 2018-03-28 Xiangyun Zhao , Shuang Liang , Yichen Wei

Crowd counting is a challenging task due to the heavy occlusions, scales, and density variations. Existing methods handle these challenges effectively while ignoring low-resolution (LR) circumstances. The LR circumstances weaken the…

Computer Vision and Pattern Recognition · Computer Science 2023-03-14 Jiahao Xie , Wei Xu , Dingkang Liang , Zhanyu Ma , Kongming Liang , Weidong Liu , Rui Wang , Ling Jin

Mobile Crowd Sensing (MCS) is a promising paradigm that leverages mobile users and their smart portable devices to perform various real-world tasks. However, due to budget constraints and the inaccessibility of certain areas, Sparse MCS has…

Machine Learning · Computer Science 2024-08-30 Ziyu Sun , Haoyang Su , Hanqi Sun , En Wang , Wenbin Liu

The recent rapid and tremendous success of deep convolutional neural networks (CNN) on many challenging computer vision tasks largely derives from the accessibility of the well-annotated ImageNet and PASCAL VOC datasets. Nevertheless,…

Computer Vision and Pattern Recognition · Computer Science 2017-12-29 Xiaosong Wang , Le Lu , Hoo-chang Shin , Lauren Kim , Mohammadhadi Bagheri , Isabella Nogues , Jianhua Yao , Ronald M. Summers

Single-point annotation is increasingly prominent in visual tasks for labeling cost reduction. However, it challenges tasks requiring high precision, such as the point-prompted instance segmentation (PPIS) task, which aims to estimate…

Computer Vision and Pattern Recognition · Computer Science 2026-02-26 Zhaoyang Wei , Xumeng Han , Xuehui Yu , Xue Yang , Guorong Li , Zhenjun Han , Jianbin Jiao

As a fundamental computer vision task, crowd counting plays an important role in public safety. Currently, deep learning based head detection is a promising method for crowd counting. However, the highly concerned object detection networks…

Computer Vision and Pattern Recognition · Computer Science 2024-01-17 Xiaopin Zhong , Guankun Wang , Weixiang Liu , Zongze Wu , Yuanlong Deng

Crowd counting, which is a key computer vision task, has emerged as a fundamental technology in crowd analysis and public safety management. However, challenges such as scale variations and complex backgrounds significantly impact the…

Computer Vision and Pattern Recognition · Computer Science 2025-04-08 Peng Liu , Heng-Chao Li , Sen Lei , Nanqing Liu , Bin Feng , Xiao Wu

Data fusion has played an important role in data mining because high-quality data is required in a lot of applications. As on-line data may be out-of-date and errors in the data may propagate with copying and referring between sources, it…

Databases · Computer Science 2017-02-03 Yunfan Chen , Lei Chen , Chen Jason Zhang

Supervised learning, especially supervised deep learning, requires large amounts of labeled data. One approach to collect large amounts of labeled data is by using a crowdsourcing platform where numerous workers perform the annotation…

Machine Learning · Computer Science 2023-08-22 Kosuke Yoshimura , Hisashi Kashima

Crowd counting aims to predict the number of people and generate the density map in the image. There are many challenges, including varying head scales, the diversity of crowd distribution across images and cluttered backgrounds. In this…

Computer Vision and Pattern Recognition · Computer Science 2021-04-07 Xin Wang , Yang Zhao , Tangwen Yang , Qiuqi Ruan

Crowd scenes captured by cameras at different locations vary greatly, and existing crowd models have limited generalization for unseen surveillance scenes. To improve the generalization of the model, we regard different surveillance scenes…

Computer Vision and Pattern Recognition · Computer Science 2026-02-10 Jiwei Chen , Qi Wang , Junyu Gao , Jing Zhang , Dingyi Li , Jing-Jia Luo

Due to the large success in object detection and instance segmentation, Mask R-CNN attracts great attention and is widely adopted as a strong baseline for arbitrary-shaped scene text detection and spotting. However, two issues remain to be…

Computer Vision and Pattern Recognition · Computer Science 2021-09-09 Xugong Qin , Yu Zhou , Youhui Guo , Dayan Wu , Zhihong Tian , Ning Jiang , Hongbin Wang , Weiping Wang

Accurate crowd detection (CD) is critical for public safety and historical pattern analysis, yet existing methods relying on ground and aerial imagery suffer from limited spatio-temporal coverage. The development of very-fine-resolution…

Computer Vision and Pattern Recognition · Computer Science 2025-04-29 Tong Xiao , Qunming Wang , Ping Lu , Tenghai Huang , Xiaohua Tong , Peter M. Atkinson

In crowd counting datasets, people appear at different scales, depending on their distance from the camera. To address this issue, we propose a novel multi-branch scale-aware attention network that exploits the hierarchical structure of…

Computer Vision and Pattern Recognition · Computer Science 2019-07-29 Rahul Rama Varior , Bing Shuai , Joseph Tighe , Davide Modolo

Unsupervised instance segmentation aims to segment distinct object instances in an image without relying on human-labeled data. This field has recently seen significant advancements, partly due to the strong local correspondences afforded…

Computer Vision and Pattern Recognition · Computer Science 2024-09-30 Dylan Li , Gyungin Shin